Home / 200,877,161.28-301,408,410.24-91,735,789.92

Finding the Fourth Proportional to 200,877,161.28, 301,408,410.24 and 91,735,789.92

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Solution

The fourth proportional to 200,877,161.28, 301,408,410.24 and 91,735,789.92 is: 137,646,004.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,877,161.28 : 301,408,410.24 = 91,735,789.92 : x
  2. Step 2: Convert to fraction form
    200,877,161.28/301,408,410.24 = 91,735,789.92/x
  3. Step 3: Cross multiply
    200,877,161.28x = 301,408,410.24 × 91,735,789.92
  4. Step 4: Simplify right side
    200,877,161.28x = 27,649,938,601,897,820
  5. Step 5: Solve for x
    x = 27,649,938,601,897,820/200,877,161.28
  6. Step 6: Final answer
    x = 137,646,004.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.